n.p. n.p., n.d. Pamphlet. [16p] including covers, 10.75x8 inches oblong, b&w photos of exterior when running, being serviced, interior of cab, table of specifications; the stapled pictorial wraps are toned and silverfished around the margins, with some edgewear. Laid in are seven copies of a hand-out on this engine that summarize specs and offer exemplary photos; find two variants, one captioned "Challenger," the other "Eighty four forty four," photos and text differ slightly.
Last of the steamers, and nearly the biggest, it got mothballed (rather than scrapped) when diesel assumed dominion.